NTSB CAROL · Event
Event NYC69D0271
Registry · N8909H
FAA Aircraft Registry record.
Make / Model
NORTH AMERICAN NAVION
Year of manufacture
1947 · 21 years old at event
TCDS
A-782 · SIERRA HOTEL AERO INC
Engine
CONT MOTOR O-470 SERIES (230 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
19560417
ADS-B equipped
Yes — Mode-S AC48EF
Registrant of record
MISKER BRITTON K
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Historical record (pre-1982)
NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.
Aircraft
NAVION A · N8909H
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Night
Weather
VMC
Phase of flight
EE
Operator type
Personal/private
Airport
COOPERSTOWN
Kind of flying
B2
Weather at impact
Sky
UNKNOWN/NOT REPORTED
Wind
300° / 15 kt
Aircraft history
Total time
3,175 hrs
Pilot
Certificate
Flight instructor (CFI)
Total hours
6,022
Age
47
Probable cause (from PRE1982.MDB)
D HYD PRESSURE TO GR DOWN LINES. 6 IN SNOW ON RNWY
Investigator remarks
MASTER CONTROL VALVE IMPROPERLY RIGGED. PREVENTE
Cause factors
- 70/A/CB A AIRFRAME NORMAL RETRACTION/EXTENSION ASSEMBLY Cause — pilot/personnel action
- 88/A/47 A MISCELLANEOUS ACTS,CONDITIONS IMPROPER ALIGNMENT/ADJUSTMENT Cause — pilot/personnel action
- 68/A/D6 A PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause — pilot/personnel action
- 80/J/BC J AIRPORTS/AIRWAYS/FACILITIES SNOW ON RUNWAY Joint cause
Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.
Source: NTSB pre-1982 historical archive. Docket
3 4342.
Source file
NTSB_1968_3_4342.txt.
Modern CAROL record on
data.ntsb.gov ↗.
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